🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.39 AU - 0.61 AU

Year: 126 Days

Day: 30.6 Hours

Environment

Temp: 241 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.64 AU

Year: 134 Days

Day: 22 Hours

Environment

Temp: 271 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.76 AU - 2.24 AU

Year: 1008 Days

Day: 16.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.98 AU - 3 AU

Year: 1401 Days

Day: 15.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.73 AU - 4.99 AU

Year: 3245 Days

Day: 33.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,033,891 km

• M1: 2,075,670 km (0.063 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.73 AU - 4.83 AU

Year: 3725 Days

Day: 44.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.3

Radius: 12.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.38 AU - 10.6 AU

Year: 9608 Days

Day: 11.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,033,891 km

• M1: 239,955 km (0.09 R)
• M2: 646,412 km (0.078 R)
• M3: 1,974,542 km (0.119 R)
• M4: 2,462,531 km (0.099 R)
• M5: 3,175,963 km (0.059 R)
• M6: 3,973,918 km (0.094 R)
• M7: 4,958,571 km (0.098 R)
• M8: 6,892,722 km (0.03 R)
• M9: 7,333,288 km (0.109 R)
• M10: 7,989,723 km (0.031 R)
• M11: 8,559,392 km (0.096 R)
• M12: 12,674,380 km (0.115 R)
• M13: 13,620,886 km (0.079 R)
• M14: 15,097,716 km (0.092 R)
• M15: 15,843,312 km (0.113 R)
• M16: 19,361,854 km (0.111 R)
• M17: 19,945,884 km (0.113 R)
• M18: 21,535,062 km (0.105 R)
• M19: 24,964,145 km (0.063 R)
• M20: 26,898,296 km (0.075 R)
• M21: 27,534,236 km (0.101 R)
• M22: 32,884,604 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.9

Radius: 11.5

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 9.99 AU - 15.31 AU

Year: 16037 Days

Day: 6.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 136.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,033,891 km

• M1: 160,519 km (0.115 R)
• M2: 601,084 km (0.093 R)
• M3: 1,000,062 km (0.12 R)
• M4: 1,801,607 km (0.102 R)
• M5: 4,129,350 km (0.119 R)
• M6: 6,611,627 km (0.086 R)
• M7: 12,394,333 km (0.05 R)
• M8: 14,354,364 km (0.064 R)
• M9: 15,340,962 km (0.113 R)
• M10: 17,669,902 km (0.12 R)
• M11: 26,154,196 km (0.111 R)
• M12: 31,703,529 km (0.09 R)
• M13: 43,963,673 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.9

Radius: 5.9

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 17 AU - 17.7 AU

Year: 25760 Days

Day: 22.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,033,891 km

• M1: 74,949 km (0.057 R)
• M2: 315,502 km (0.097 R)
• M3: 616,044 km (0.034 R)
• M4: 1,074,562 km (0.108 R)
• M5: 1,595,910 km (0.091 R)
• M6: 1,939,836 km (0.097 R)
• M7: 2,412,415 km (0.088 R)
• M8: 2,686,927 km (0.116 R)
• M9: 2,958,597 km (0.104 R)
• M10: 3,610,545 km (0.082 R)
• M11: 5,194,936 km (0.063 R)
• M12: 5,581,646 km (0.101 R)
• M13: 6,982,032 km (0.098 R)
• M14: 8,036,398 km (0.035 R)
• M15: 9,142,674 km (0.094 R)
• M16: 9,706,059 km (0.035 R)
• M17: 11,535,492 km (0.101 R)
• M18: 12,011,363 km (0.118 R)
• M19: 12,624,564 km (0.071 R)
• M20: 13,322,887 km (0.1 R)
• M21: 13,648,711 km (0.115 R)
• M22: 13,913,051 km (0.115 R)
• M23: 14,520,568 km (0.112 R)
• M24: 16,079,976 km (0.119 R)
• M25: 16,673,580 km (0.08 R)
• M26: 18,381,539 km (0.067 R)
• M27: 20,460,202 km (0.097 R)
• M28: 29,237,109 km (0.092 R)
• M29: 33,115,882 km (0.089 R)
• M30: 41,046,365 km (0.05 R)
• M31: 42,574,058 km (0.084 R)
• M32: 45,008,913 km (0.1 R)
• M33: 51,578,803 km (0.092 R)
• M34: 52,543,559 km (0.088 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 18,655 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit